package com.javaweb.service;

import com.javaweb.entity.Product;
import org.springframework.stereotype.Service;

import java.util.HashMap;
import java.util.Map;
@Service
public class ProductService {
    public int add(Product product) {
        return 0;
    }

    public int findById(String id) {
        return 0;
    }

    public int update(Product product) {
        return 0;
    }

    public int remove(String id) {
        return 0;
    }
}
